Osteogenesis imperfecta is a condition of brittle bones, low muscle mass, and lax joints and ligaments. There are several types of this condition. Specific symptoms depend on the specific type and may include: 1  Blue or gray tint to the whites of the eyes. 2  Thin skin. 3  Curved spine. 4  Breathing problems. 5  Hearing loss.
Ashford Black Marble is the name given to a dark limestone, quarried from mines near Ashford-in-the-Water, in Derbyshire, England.Once cut, turned and polished, its shiny black surface is highly decorative. Ashford Black Marble is a very fine-grained sedimentary rock, and is not a true marble in the geological sense.It can be cut and inlaid with other decorative stones and minerals, using a technique known as pietra dura. Derby Museum has a diagram of Ecton Hill made from Ashford Black Marble and other minerals.shford Black Marble is a very fine-grained sedimentary rock, and is not a true marble in the geological sense.
Pighes white marble is quarried in Greece in a near the town Piges. It is nearly all white but can range to a gray color; the higher the quality the more white the stone becomes.White of Volakas. This is a pure white marble with small veins of colors ranging from black and brown.he cost of white marble depends on the quality of slab or tile you purchase. The price between white marble tiles and a white marble slab is vastly different as well. You will find that purchasing white marble tiles will be cheaper per square foot than a marble slab.